Texas Electricity Rates Are Up 4.2% This Year
Find out if solar makes sense for your home - free, no-pressure assessment.
Check Your Savings
If you're a Rockwall homeowner considering solar, you're asking the right question. Solar isn't right for everyone, but for most Rockwall residents, the numbers work out favorably.
Rockwall Solar Quick Facts
- **Average electricity bill:** $189/month
- **Typical solar offset:** 83%
- **Estimated payback:** 7-9 years
- **Sunny days per year:** ~235
- **Utility territory:** your local utility
Is Solar Worth It for YOUR Rockwall Home?
Likely yes if:
- Your electric bill is $150+/month
- Your roof faces south or west
- Minimal tree shading
- Planning to stay 5+ years
Maybe not if:
- Bill under $100/month
- Heavy shading
- Roof needs replacement
- Moving soon
Rockwall Solar Costs (2026)
System Size
Before Credit
After 30% Credit
6 kW
$17,100
$11,970
8 kW
$22,800
$15,960
10 kW
$28,500
$19,950
Your Utility: your local utility
Rockwall is served by your local utility. your local utility has its own solar buyback program.
Rockwall Solar Savings Example
- **Annual electricity cost:** $2,268
- **Solar offset (83%):** $1,882/year savings
- **25-year savings:** $31,061+
See complete Texas solar guide for more details.
Ready to See Your Numbers?
Modern Electric provides honest solar assessments for Texas homeowners:
- Transparent pricing (no bait-and-switch)
- Real savings calculations based on YOUR usage
- Battery and grid services options
- No pressure, just information
Learn More
- Texas Solar Battery Guide- Complete battery overview
- Texas Solar Incentives- All available tax credits and rebates
- Solar Companies in Texas- How to choose the right installer
How Much Can You Save With Solar in Texas?
Use our free savings calculator to see real costs, payback periods, and 25-year returns for Texas cities.